78154140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9371}}^1$

素因数の和:9522

約数の個数: 48

約数和(自身を含む): 220429440

約数和(自身を除く): 142275300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 9371, 18742, 28113, 37484, 46855, 56226, 93710, 112452, 140565, 187420, 281130, 562260, 1302569, 2605138, 3907707, 5210276, 6512845, 7815414, 13025690, 15630828, 19538535, 26051380, 39077070, 78154140]

約数ペア:

[(1, 78154140), (2, 39077070), (3, 26051380), (4, 19538535), (5, 15630828), (6, 13025690), (10, 7815414), (12, 6512845), (15, 5210276), (20, 3907707), (30, 2605138), (60, 1302569), (139, 562260), (278, 281130), (417, 187420), (556, 140565), (695, 112452), (834, 93710), (1390, 56226), (1668, 46855), (2085, 37484), (2780, 28113), (4170, 18742), (8340, 9371)]